Home / 2,744.70-4,117.46-1,013.20

Finding the Fourth Proportional to 2,744.70, 4,117.46 and 1,013.20

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Solution

The fourth proportional to 2,744.70, 4,117.46 and 1,013.20 is: 1,519.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.70 : 4,117.46 = 1,013.20 : x
  2. Step 2: Convert to fraction form
    2,744.70/4,117.46 = 1,013.20/x
  3. Step 3: Cross multiply
    2,744.70x = 4,117.46 × 1,013.20
  4. Step 4: Simplify right side
    2,744.70x = 4,171,810.47
  5. Step 5: Solve for x
    x = 4,171,810.47/2,744.70
  6. Step 6: Final answer
    x = 1,519.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.